Finding the Fourth Proportional to 3,334,546.99, 4,601,614.80 and 1,884,211.21
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Solution
The fourth proportional to 3,334,546.99, 4,601,614.80 and 1,884,211.21 is: 2,600,177.54
Step by Step Solution
- Step 1: Write the proportion equation
3,334,546.99 : 4,601,614.80 = 1,884,211.21 : x - Step 2: Convert to fraction form
3,334,546.99/4,601,614.80 = 1,884,211.21/x - Step 3: Cross multiply
3,334,546.99x = 4,601,614.80 × 1,884,211.21 - Step 4: Simplify right side
3,334,546.99x = 8,670,414,190,261.91 - Step 5: Solve for x
x = 8,670,414,190,261.91/3,334,546.99 - Step 6: Final answer
x = 2,600,177.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.